727404.fig.005a
(a)
727404.fig.005b
(b)
727404.fig.005c
(c)
727404.fig.005d
(d)
Figure 5: Impedance spectra measured from different rods under some certain states and zoomed parts: (a) rod 1; (b) rod 2; (c) rod 3; (d) rod 4.